/*
    指针数组演示
*/
#include <stdio.h>
int main() {
    int arr[] = {1,2,3,4,5};
    int *p_num = arr;
    printf("sizeof(arr)是%d,sizeof(p_num)是%d\n",sizeof(arr), sizeof(p_num));
    printf("arr是%p,&arr是%p\n", arr, &arr);
    printf("p_num是%p, &p_num是%p\n", p_num, &p_num);
    return 0;
}
